Lightbulb moments: Mike Nelson, ‘Extinction Beckons’, Hayward Gallery

Has dystopian unease ever been so much fun? Mike Nelson’s exhibition is as serious and sinister as it needs to be. But I felt strong notes of dark humour, and the interactive elements display unchecked, unabashed brio. * ‘Extinction Beckons’ is a suitably foreboding name for an exhibition that – as the accompanying text makes…

Bridget Riley retrospective mesmerises and excites at Hayward Gallery

I still remember the first time I saw Bridget Riley’s vivid, abstract paintings. It was at a provincial gallery, Wolverhampton or somewhere similar, in the mid-1970s. Coloured stripes and shapes shimmered and bounced, their contrasting yet consonant colours jostling and vibrating on the large canvasses. I was fascinated by the rhythm and energy of these…

Diane Arbus: In the Beginning

      Diane Arbus in Washington Square Park, New York City, 1967. Photograph: John Gossage   Diane Arbus remains a giant in the photography world. Her suicide at the age of 48 has contributed to her legendary status. Hailed as a tormented genius, much has been written about her psychological fragility and her obsession…